Updates don't install | Update failure or U44M errors


When you try to install an update to Adobe Photoshop CS6, you receive one of the following errors:

  • Update Failure
  • U44M1P7
  • U44M2P7
  • U44M1P6
  • U44M1|210


Many update errors are caused by missing or modified files that Photoshop requires, typically removed by a disk cleanup utility (such as CleanMyMac or MacKeeper). Make sure that you have the latest updates for your cleanup utilities or discontinue use.

Explanations of error codes:

U = Updater
44 = Install Update Error
M1 = Automatic
M2 = Stand-alone mode
P = Patcher
6 = Done With Errors*
7 = Installation Failed*


  • Installation failed. Error Code: U44M1P7
  • Installation failed. Error Code: U44M2P7
  • Installation failed. Error Code: U44M1P6

Solution: Run the installer

  • Reinstall Photoshop CS6 to repair/replace the missing/modified file. Choose Help > Updates to run the updater again.

Issue: The Adobe update errors with code U44M1I210.
Restart your system, then download and install the updates manually. See Error U44M1I210 when installing updates for more information.

Additional information

*For additional troubleshooting steps on error codes 6 and 7, see: Errors "Exit Code: 6," "Exit Code: 7" | CS5, CS5.5

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